Updated: Mar 27, 2026
Location and Projects
Address
580 FERNANDO DRIVE, Novato, CA, 94945
Use our bidding system to
request a quote
David Guy Kubowitz HVAC/Mechanical Contractor
David Guy Kubowitz, 580 Fernando Dr, Novato, CA holds a Warm Air Heating, Ventilating And Air Conditioning license according to the California license board.
Their BuildZoom score of 95 ranks in the top 22% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring David Guy Kubowitz, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
David Guy Kubowitz Contact Information
Phone Number: (415) 342-2739
Edit
Address: 580 FERNANDO DRIVE, Novato, CA 94945
Edit
Do you work for this business? Unlock this free profile to update company info and see who's viewing your profile.
This is a sample of this contractor's permits. Click here to access their complete permit history.
Hvac changeout
Valuation:
N/A
Permit #:
M2305-047
Status:
final
Fee:
N/A
Permit Type:
Alter-sfd
Building Type:
N/A
Replace existing furnace & duct addition air conditioning
Valuation:
$6,000
Permit #:
B2019-0527
Status:
final
Fee:
$234
Permit Type:
Res-oss
Building Type:
N/A
Replace furnace & air conditioning
Valuation:
$8,000
Permit #:
B2019-1883
Status:
final
Fee:
$94
Permit Type:
Res-oss
Building Type:
N/A
Replace 3 wall furance for unit 1 3 4
Valuation:
N/A
Permit #:
PM20180418638
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace wall furnace/flues in units #1, 2, 3, 4. replace water heater flue for common water heater
Valuation:
N/A
Permit #:
PM20180130345
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 1m; install fireplace fue vent misc. fans
Valuation:
$0
Permit #:
PMW20160907323
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2m ; install furnace in small office
Valuation:
$0
Permit #:
PMW20151013018
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 1m; install furnace and flue. install 6 b-vent flue for venting 4 water-heaters
Valuation:
$0
Permit #:
PMW20131211718
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 1m; install replace new forced air furnace and one direct vent wall heater
Valuation:
N/A
Permit #:
PMW20171108201
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 1m; change furnace flue
Valuation:
$0
Permit #:
PMW20151217765
Status:
COMPLETE
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2m ; replace existing furnaces (2) and duct
Valuation:
$0
Permit #:
PMW20141113893
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install new furnace and ducts
Valuation:
$5,000
Permit #:
B2016-2620
Status:
final
Fee:
$145
Permit Type:
Res-oss
Building Type:
N/A
Removew and replace air conditioner in the same location
Valuation:
$4,000
Permit #:
BLD2014-01134
Status:
final
Fee:
$210
Permit Type:
Repair
Building Type:
N/A
Replace furnace & air conditioning
Valuation:
$8,000
Permit #:
B2017-1822
Status:
final
Fee:
$93
Permit Type:
Residential
Building Type:
N/A
Install new flue on boiler
Valuation:
N/A
Permit #:
PM20180206551
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 1m; install direct vent wall heater
Valuation:
N/A
Permit #:
PMW20170112369
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Installing furnaces and duct work
Valuation:
$0
Permit #:
PM20140826536
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 1m; install flue for furnace and water heater
Valuation:
$0
Permit #:
PMW20131211667
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
This pays for inspections related to original permit # pw896248 filed 12/16/2005. dow: work type: furnace - new; new furnace duct fire dampers in garage
Valuation:
$0
Permit #:
PW897237
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 1m; flue for water-heater and furnace
Valuation:
$0
Permit #:
PMW20131203469
Status:
COMPLETE
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Similar Contractors See more
145
BZ Score
$23K
Avg Project
-
Projects
License # 1062552
Hayward, CA
143
BZ Score
$14.1K
Avg Project
-
Projects
145
BZ Score
$4.5K
Avg Project
-
Projects
David Guy Kubowitz Reviews
BuildZoom hasn't received any reviews for David Guy Kubowitz. Click here to be alerted when reviews are posted about them.
Recent Buildzoom Projects
Let us find you an HVAC pro in your area today
We'll search our vast network of HVAC Pros and connect
you with one that meets your needs today.
Verified License
BuildZoom confirmed this contractor's license
David Guy Kubowitz License info
Verified License
| License # | 646984 |
| Status | Active |
| State | California |
| Type | Warm Air Heating, Ventilating And Air Conditioning |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for David Guy Kubowitz at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
95
BuildZoom Score
Bonded
| Bonded Agent | State National Insurance Company Inc |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Twin City Fire Insurance Company |
131
Permits
- Building permit records show that David Guy Kubowitz has worked on 131 permitted projects.
David Guy Kubowitz Employees
DK
David Guy Kubowitz
Owner